Date and Time of Avalanche Avalanche Typesort descending Trigger Size Starting Elevation Aspect Number of avalanches
02/18/2020 - 12:00
Forecaster Observation - Flathead Range
Cornice Natural D2.5 Above 6,500 ft Northeast 1
04/06/2020 - 14:30
Forecaster Observation - Flathead Range
Cornice Natural D3 Above 6,500 ft East 1
04/22/2018 - 13:00
Forecaster Observation- Heavens Peak, GNP
Cornice Skier
Accidentally Triggered
D2 , R1 Above 6,500 ft Northeast 1
03/06/2020 - 12:15
Forecaster Observation - Middle Fork
Cornice Natural D1.5 , R2 Above 6,500 ft East 4
01/10/2020 - 12:45
Forecaster Observation - southern Glacier NP
Cornice Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft East 2
01/05/2020 - 14:00
Forecaster Observation - Marias Pass
Cornice Skier
Intentionally Triggered
D1 , R2 5800 feet Northeast 1
02/28/2019 - 18:30
Forecaster Observation - Baldhead ridge
Cornice Natural
Cornice Fall Triggered
D1.5 , R3 Above 6,500 ft Southwest 1
02/21/2020 - 15:00
Forecaster Observation - Northern Swan Range
Cornice Natural
Cornice Fall Triggered
D2 , R2 Above 6,500 ft Northeast 1
03/09/2020 - 10:00
Park Creek
Loose Dry/ Sluff Natural D1.5 , R2 Above 6,500 ft North 20
02/17/2018 - 23:15
Forecaster Observation - Rescue Creek, Flathead Range
Loose Dry/ Sluff Natural D1.5 , R2 Between 5,000 and 6,500 ft North 1
01/31/2020 - 13:00
Forecaster Observation - WMR
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 6050 Southeast 1
01/13/2019 - 15:30
Misery Basin East Runs, Swan Range
Loose Dry/ Sluff Skier D1 , R1 Between 5,000 and 6,500 ft Northeast 1
02/16/2019 - 22:30
Forecaster Observation - backcountry adjacent to WMR
Loose Dry/ Sluff Skier
Intentionally Triggered
D1 , R1 Between 5,000 and 6,500 ft West 1
11/21/2019 - 14:00
Forecaster Observation: Central Swan Range
Loose Dry/ Sluff Unknown D1.5 , R1 Above 6,500 ft Southwest 1
12/05/2018 - 10:45
Forecaster Observation - Heavens Peak, GNP
Loose Dry/ Sluff Natural D1 , R1 Above 6,500 ft 1
02/25/2020 - 13:45
Forecaster Observation- Swan Range
Loose Dry/ Sluff Natural D1.5 , R1 Between 5,000 and 6,500 ft West 1
12/11/2018 - 12:00
Werner peak rd
Loose Dry/ Sluff Natural D1.5 , R2 Above 6,500 ft Southwest 1
12/14/2017 - 13:15
Forecaster Observation - Little Matterhorn, Glacier National Park
Loose Dry/ Sluff Skier
Intentionally Triggered
D2 , R1 7000 Northeast 1
12/27/2019 - 13:30
Forecaster Observation- Swan Range
Loose Dry/ Sluff Skier D1 , R1 Between 5,000 and 6,500 ft Northeast 2
03/01/2020 - 11:45
Forecaster Observation - central Flathead Range
Loose Dry/ Sluff Natural D1 , R1 5750 North 1

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